This is otherwise known as a sympathetic nervous system response, or the fight-or-flight reflex.

这也被称为交感系统反应，或战斗/逃跑反应。

When this happens, our sympathetic nervous system triggers a fight-or-flight response.

当这种情况发生时，我们的交感系统会触发战斗或逃跑反应。

It's unclear whether the same sympathetic nerves make us gray as we age.

目前尚不清楚交感是否也会让我们的头发随年龄变白。

Episode four of Game of Thrones where Missandei is beheaded — a much beloved character, it's a very graphic death — will have triggered the sympathetic nervous system.

《权力的游戏》第四集，弥桑黛被斩首——一个备受喜爱的角色，这种死亡的视觉冲击很大——会触发交感系统。

This typically happens when atrial cells get irritated and stressed - the causes of that might include electrolyte imbalances, drugs like cocaine or methamphetamines, ischemic damage like a heart attack, or anything that increases sympathetic activity, like anxiety.

这通常发生于心房细胞受到激惹和应激时，原能包括电解质紊乱、使用或麻黄碱类药物、心肌梗死等血性损伤，或焦虑等增高交感性的素。

If your bladder isn't full, and you're too busy to find a bathroom, it mostly activates the pontine storage area that keeps you from peeing, by inhibiting your parasympathetic activity and increasing sympathetic output.

如果你的膀胱没有满，你太忙了，找不到浴室，它主要通过抑制你的副交感动和增加交感输出来激脑桥储存区，防止你撒尿。

Researchers theorize that the misfolded protein sometimes travels up the vagus nerve to the brain, where it can affect cells involved with movement, causing the tremors that are a hallmark of Parkinson's.

研究人员推测，这种错误折叠的蛋白质有时会通过交感到达大脑，它以影响与运动有关的细胞，引起震颤，这是帕金森氏症的一个特征。

Your blushing reflex is controlled by something called your sympathetic nervous system, which is basically the system that takes over when you panic and happens without you ever choosing to blush.

你的脸红反射是由一种叫做交感系统的东西控制的，这个系统当你惊恐的时候会发生作用，你不需要主动去做，脸就会变红。

Physiological benefits such as our heart variability, which is a predictor of longevity, which is a predictor of health is increased. The parasympathetic system increases when we are grateful.

对身体的好处，包括心率变异性，它能预测我们是否能长寿，预测我们是否健康。当我们感激时，副交感系统功能增强。

Sensors inside the washing machine will measure the state of sympathetic and parasympathetic nerves, and the built-in AI will use the collected data to create the most comfortable atmosphere possible.

洗澡机内的传感器将会感知用户的交感和副交感状态，内置智能系统会利用收集的数据来营造尽能舒适的氛围。

Sympathetic overstimulation of muscles that control eye movements also make the eyes appear more open than normal, so you see more of the whites of the eyes.

控制眼球运动的肌肉交感被过度刺激导致眼睛看起来比正常情况更大，所以你会看到更多眼白露出。

The sympathetic nervous system is part of the autonomic nervous system and it helps mediate your automatic functions like breathing, heart rate, sweating, and digestion.

交感系统是自主系统的一部分，它有助于调节你的自动功能，如呼吸、心率、出汗和消化。

Finally the first thoracic nerve root or T1 provides sympathetic innervation for the head, neck, and eyes.

最后，第一条胸根（T1）含有交感，支配头部、颈部与眼。

And it causes an increase in parasympathetic stimulation and decrease in sympathetic stimulation which makes the detrusor muscle contract and the internal sphincter relax.

脊髓反射导致副交感兴奋，而交感兴奋受到抑制，造成逼尿肌收缩而内扩约肌松弛。

Now, as you might know, the parasympathetic nerve is that branch of the nervous system that causes us to feel chill and relaxed.

你能知道，副交感是系统的一个分支，它能让我们感到放松和舒缓。

Other symptoms of tetanus involve sympathetic over-activity, which causes drooling, excessive sweating, fever, difficulty swallowing, breathing problems, and irregular urination and defecation.

破伤风的其它临床表现包括：交感过度兴奋，引起流涎、大汗淋漓、发热、吞咽困难、呼吸困难，以及尿便失禁。

Lastly, the nerve gives rise to: - Greater petrosal nerve, which then supplies parasympathetic fibres to mucous glands and lacrimal gland.

最后，产生：- 岩大，含副交感分泌纤维，支配粘液腺和泪腺的腺体分泌。

Well, the first half of your breath, the inhale, influences your sympathetic nervous system, which controls your fight or flight response.

呼吸的前半部分，吸气，会影响你的交感系统，该系统控制战斗或逃跑反应。

Once the rectum is filled and stretched, signals travel to parasympathetic neurons in the spinal cord, initiating the defecation reflex.

当直肠被粪便填满并受到牵拉时，就会向脊髓内的副交感元发出信号，启动排便反射。

I've read somewhere that yoga activates the parasympathetic nervous system, and that's what controls your body to relax and handle stress.

我在某处读到过，瑜伽能激副交感系统，正是它控制着身体的放松和应对压力。